Maintenance; Calibration; Cleaning; Troubleshooting - OHAUS Adventurer Pro AV53 Manual De Instrucciones

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4. MAINTENANCE

4.1 Calibration

Periodically verify calibration by placing an accurate weight on the balance and if calibration is
required, refer to section 3.7.1.

4.2 Cleaning

If cleaning is required, use a soft cloth dampened with water and a mild detergent. Do not allow
liquids to enter the balance. Do not use harsh chemicals to clean the balance, as the finish may
be damaged.

4.3 Troubleshooting

The following table lists common problems, possible causes and remedies. If the problem
persists, contact Ohaus or your authorized Ohaus dealer.
Symptom
Balance will not turn on
Battery indicator is flashing
Balance does not display
accurately
Cannot calibrate the balance
Cannot change Menu settings
Error code is displayed
4.4 Error Code List
Error Code Meaning
Error 8.1 Weight reading exceeds Power On Zero limit.
Error 8.2 Weight reading below Power On Zero limit.
Error 8.3 Weight reading exceeds Zero overload limit.
Error 8.4 Weight reading below Zero overload limit.
Error 9 Internal fault. See section 4.5
Ref Wt Err Reference Weight too small. The weight on the pan is too small to
define a valid reference weight.
Possible Cause
• AC power not connected
• Batteries discharged
• Batteries are weak
• Improper calibration
• Unstable environment
• Calibration menu locked
• LFT set to on
• Submenu locked
• LFT set to on
• Causes vary
Adventurer Pro
Remedy
• Connect AC adapter
• Replace batteries
• Replace batteries
• Perform calibration
• Move balance to a
suitable location
• Turn Calibration menu
lock off
• Turn LFT off
• Unlock submenu
• Turn LFT off
• Refer to the Error Code
table and take
appropriate action